Chemistry · Aromatic Compounds

JEE Main 2024 — 4 April, Shift 2 — Question 84

Vanillin compound obtained from vanilla beans, has total sum of oxygen atoms and $\pi$ electrons is

Answer: 11

Numerical answer — enter this value.

Step-by-step solution

Vanillin compound is an organic compound molecular formula $\mathrm{C}_{8} \mathrm{H}_{8} \mathrm{O}_{3}$ . It is a phenolic aldehyde. Its functional compounds

include aldehyde, hydroxyl and ether. It is the primary component of the extract of the vanilla beans.

Total sum of oxygen atoms and $\pi$ -electrons is $3+8=11$

Total number of oxygen atoms $=3$

Total number of $\pi$ -bonds $=4$

$\therefore$ Total number of $\pi$ -electrons $=8$

Answer key and solution verified before publishing.

Practise Aromatic Compounds

Start with this question, then two more from the same chapter — with a tutor that explains every step. Free.

Solve a similar one free

Exam: JEE Main 2024
Paper: 4 April, Shift 2
Subject: Chemistry
Chapter: Aromatic Compounds
Topic: Preparation of Arenes